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CR2032 Lithium metal 3V 250mAh button cell battery. Great for powering low power processors or blink an LED for weeks at a time.
10A 3S BMS 18650 lithium battery protection board 7A instantaneous current anti-
3.7V 2000mAh 18650 battery Rechargeable Megatronics Lithium-ion cell
DALY H Series Standard LiFePO4 battery BMS 24V 8S 40A with NTC Sensor Balance Fu
3pcs 1.2v 400mAh AA rechargeable battery cell
CX-30 M68 3.7V 600mAh 20C Lipo Battery Syma X5C X5
10A 3S 12V 18650 battery protection board BMS 11.1V HX-3S-01
WS2812 RGB LED Breakout board module
Ultrasonic HC-SR04 Mount Holder ping sensor bracket
stethoscope school experimental science kit doctor STEM DIY