his premium 18650 Li-Ion battery delivers 4300mAh capacity at 3.7V, making it a reliable power source for high-drain applications. Perfect for use in Arduino boards, BBC Micro:Bit, M5 Stack kits, IoT devices, power banks, and portable electronics, this battery combines high energy density with long-lasting performance. For safety and durability, it should always be paired with a protection circuit board to guard against overcharging, over-discharging, and overcurrent.
Rechargeable 3.7V 4300mAh Li-Ion cell
High capacity for longer run-time
Safe, eco-friendly, and durable
Compatible with Arduino, BBC Micro:Bit, M5 Stack
Supports CC-CV charging method
Voltage: 3.7V
Capacity: 4000mAh
Battery Type: Lithium-Ion (Rechargeable)
Charging Method: CC-CV (Constant Current–Constant Voltage)
Dimensions (H × D): 65 × 18 mm
Connector (L × W × H): 9 × 7 × 5 mm
Weight: ~100 g
1 × 3.7V 4300mAh 18650 Li-Ion Battery
Arduino, BBC Micro:Bit, and M5 Stack boards
Cordless phones and GPS devices
Tablets, PCs, and portable electronics
Power banks and backup power supply
IoT and DIY electronic projects
Product specifications, weight, and performance may vary depending on batch and usage conditions. Always use with a protection circuit board. No warranty/guarantee is provided.
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