






Specifications:
1. Input Voltage (USB/DC): 5V – for charging
2. Battery Supported: 3.7V Li-ion / Li-Po (1S cell)
3. Boost Output Voltage: 12V (regulated)
4. Boost Output Current: Up to 1A continuous (depending on battery and cooling)
5. Charging Current: 1A max (via TP4056 or similar onboard charger IC)
6. Battery Protection:
• Overcharge Protection: ~4.2V cutoff
• Over-discharge Protection: ~2.8V cutoff
• Short-circuit and reverse current protection
7. Efficiency: ≥ 85% (typical)
8. Size: ~60mm × 20mm × 10mm (varies by board design)
9. Weight: ~10–15 grams
10. Connectors: Micro-USB/Type-C for input, terminal blocks or JST for battery