Pay in installments of $7.50 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 16 - Jul 21
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Matek CAN-L4-BM AP_PERIPH CAN DIGITAL POWER MONITORAre you looking to buy a Matek CAN L4 BM in Australia? CAN L4 BM is a ultra precise digital power monitor based on TI INA239 & ArudPilot AP_Periph firmware. The resistance of this conductive path is 200 typical, providing low power loss in the application. With this device, No calibration required, flight controller that support DroneCAN protocol can easily get accurate current & bus voltage readouts via CAN bus. Specifications MCU: STM32L431xC, 256KB
Are you looking to buy a Matek CAN-L4-BM in Australia?
CAN-L4-BM is a ultra-precise digital power monitor based on TI INA239 & ArudPilot AP_Periph firmware.
The resistance of this conductive path is 200 μΩ typical, providing low power loss in the application.
With this device, No calibration required, flight controller that support DroneCAN protocol can easily get accurate current & bus voltage readouts via CAN bus.
Specifications
- MCU: STM32L431xC, 256KB Flash
- INA239 85-V, 16-Bit, High-Precision Power monitor IC With SPI Interface
- Battery Voltage sense input: 0~85V
- Current Sense Range: 0~204.8A
- Load current on current sensing resistor: 150A(Continuous), 204.8A(Burst)
- Voltage accuracy: ± 0.1%
- Current accuracy: ± 2%
- Interface
- CAN, DroneCAN Protocol
- UART2, spare, DFU
- ST debug, SWCLK & SWDIO
- LED
- Blue, Fast blinking, Booting
- Blue, Slow blinking, working
- Red, 3.3V indicator
- Power supply for CAN-L4-BM board : 4.5~5.5V @5V pad/pin
- Power consumption: 10mA
- Operating Temperatures: -40~85 °C
- Physical
- Board Size: 30mm*22mm*3mm. 4g
- 3D file : CAN-L4-BM_STEP.zip
- Firmware
- ArduPilot AP_Periph MatekL431-BattMon
- Update via DroneCAN GUI Tool
- Parameters
- CAN_P1_DRIVER = 1 if attached to CAN bus1 port or CAN_P2_DRIVER = 1 if attached to CAN bus2 port
- BATTx_MONITOR = 8 (DroneCAN-BatteryInfo)
Packing
- 1x CAN-L4-BM board
- 1x JST-GH-4P to JST-GH-4P 20cm silicon wire
Tips
- The big pad on the bottom side is a dead pad. No any circuit network on it.
- Solder the positive wires as close as possible to both sides of the current sensing resistor.
- 2 ears for mounting can be cut off if you don’t need it.
- If the CAN wires are too long, bridge the “120R” jumper.
Browse more
- Browse all Matek
- Browse all FC Accessories
- Browse all Flight Controllers
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.9 ★★★★★
Based on 29 reviews
Sort
Product Reviews
★★★★★ 5
Comfortable
Color: Black,navy,burgundy,brown, Size: Medium
I have had a lifetime of different briefs, some name brand, some generic.
I am 165 lbs, wear Medium, and these are closest to feeling commando of anything I’ve ever worn.
Comfortable, not too tight waist and legs, and yes silky touch yet not slinky.
Maybe not for support wear, but casual and cool comfort, the “Cat’s meow”.
I just came on to order some more
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
★★★★★ 3
Great fabric - pouch too small!
Color: Black, Size: X-Large
First, the fabric used is wonderfully soft and comfortable. It;s the first thing noticed when package was opened. Strange, but the elastic waistband is about 1/2", very similar to a woman's style panty. But it's comfortable and easily acceptable.
The main problem is that the pouch that holds your "stuff" in place, is oddly and unnaturally small. Small enough where this average man's "stuff" tends to fall out of the pouch on one side or the other. I sleep in my underwear, and every time I did with these, I awoke with the front pouch off to the side and everything down there was hanging outside of the underwear.
They also seem to do well through a wash cycle. However, if the main reason for wearing underwear is to keep your stuff in place, these fail from the beginning.
I ordered another brand from overseas, and they had the exact same problems as these! I wonder if that's just how they make them outside of the USA.
The Bottom Line?
Uncle Steve Disapproved!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 30, 2025
★★★★★ 5
Premium cotton underwear at a modest price. Highly recommend!
Color: Multicolora6-4 Pack, Size: X-Large
Bought my husband 2 variety packs of these, and they are still great over 2 years in. High quality cotton briefs are breathable, colors are vibrant, and the fit is spot on. A good value at this price point compared to designer brands, and the product overall exceeds expectations in terms of comfort level, durability and appearance.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2026
★★★★★ 5
Comfort, Support, and Quality – The Perfect Boxer Briefs
Color: White, Size: X-Large
These men’s boxer briefs are everything I look for in everyday underwear. The fit is excellent — snug where it needs to be without feeling restrictive, and the fabric has just the right amount of stretch for all-day comfort.
The material is soft, breathable, and holds up great after multiple washes. No fading, no sagging, and most importantly — no riding up. The waistband is strong yet comfortable, staying in place without digging into the skin.
What really stands out is how well they balance support and freedom of movement. Whether I’m working out, at the office, or just relaxing at home, these boxer briefs stay comfortable and keep everything in place.
Great value for the price and a dependable choice for everyday wear. I’ll definitely be buying more. Highly recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 22, 2025
★★★★★ 5
Nice underwear to lounge around the House
Color: Multicolora8-4 Pack, Size: X-Large
Nice fit. They hug your thigh and the material is silky soft.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
recommand products
Route 66 Pin Up Girl Cut Out Sign By Steve McDonald 18x26
70.00
Unity Oil Reproduction Gasoline Garage Shop Metal Sign 24x24 Round
85.00
Indian Motorcycle Reproduction Garage Shop Metal Sign 24x24 Round
85.00
Freuch Peep Show Reproduction Nostalgic Wall Art Metal Sign 12x18
29.00
Indian Motorcycle Reproduction Garage Shop Metal Sign 14x14 Round
29.00