2‑pack 18650 3.7V 2200mAh lithium‑ion battery with JST plug. Rechargeable power supply for LED lamps, small fans, DIY electronics, portable devices. Stable output, long cycle life.

2‑Pack 18650 3.7V 2200mAh rechargeable lithium‑ion battery pack pre‑wired with JST‑PH 2‑pin connector. Ready‑to‑use power source for LED lights, portable fans, DIY electronic kits, small household devices.

✅ Specifications: 18650 cell, Nominal Voltage: 3.7V, Capacity: 2200mAh, Full charge voltage:4.2V

✅ Pre‑soldered JST‑PH 2‑Pin Connector: Direct plug‑and‑play, no extra welding needed

✅ Wide Compatibility: Perfect for LED strip lights, small portable fans, mini speakers, DIY electronic projects, toys, monitoring equipment

✅ Stable Performance: Reliable steady voltage output, long service cycle life

✅ Package Includes: 2 × 18650 3.7V 2200mAh pre‑wired lithium‑ion batteries

This pre‑wired 18650 lithium‑ion battery pack comes with 2 pieces 2200mAh 3.7V cells and JST‑PH 2‑pin connector. No soldering work required for most DIY projects, greatly saving your assembly time.

Nominal voltage 3.7V, fully charged voltage reaches 4.2V, provides consistent power output for your low‑to‑medium‑power portable equipment.

Application Scenarios:
👉 DIY electronic projects & experimental kits
👉 LED lights, LED strip, mining lamps, reading lamps
👉 Mini portable fans, small bluetooth speakers
👉 Smart toys, monitoring devices, portable small appliances

Important Safety Notice:
- Only use 3.7V‑4.2V dedicated lithium‑ion battery charger.
- Do NOT over‑charge, over‑discharge, short‑circuit or disassemble the battery.
- Keep away from high‑temperature, humid environment and fire source.

Product Parameter:
- Battery Model: 18650 Lithium‑ion Cell
- Nominal Voltage: 3.7V
- Rated Capacity: 2200mAh
- Max Full‑charge Voltage:4.2V
- Connector: JST‑PH 2‑Pin plug with red/black wires
- Single Cell Size: Φ18mm × L65mm
- Package: 2 Pcs pre‑wired batteries