Pencil automatic sharpener
AC powered pencil sharpener, portable lithium battery pencil sharpener
- Model：
1 Input: 5V USB charging
2 Charging current: 1000-2000mA adjustable
3 Power display: LED light power display, low power LED light prompt;
4 Lithium battery protection: Lithium battery special protection IC (overvoltage protection, overcurrent protection, short circuit protection)
5 functional protection: lock-rotor protection, overload protection, under-voltage protection, battery anti-reverse connection protection, temperature
Overheating protection; (there is a corresponding LED light prompt after the protection is triggered)
6 Ultra-low standby power consumption: ≦10uA ultra-long standby
7 Start/Stop: One put and one take, automatic pencil sharpening
