Large hole electric pencil sharpener, thick writing pencil, color lead automatic pencil sharpener charging

Large hole electric pencil sharpener, thick writing pencil, color lead automatic pencil sharpener charging

Large hole electric pencil sharpener, thick writing pencil, color lead automatic pencil sharpener charging

Large hole electric pencil sharpener thick rod writing pencil color lead automatic pencil sharpener charging

Function introduction

1. 18650 3.7V lithium battery power supply

2. DC5V charging, micusb / type-C / DC Jcak interface.

3. Temperature protection: when the surface temperature of the motor reaches 65 ℃, it will be disconnected and cannot work.

4. Nib protection. When you reach the nib you want, you will automatically stop and exit.

5. Safety protection. When the cover is removed and the waste is poured out, the circuit will be broken and will not work.

6. The charging indicator light is red when charging, green when fully charged or off. Low power indication

7. In case of locked rotor, the indicator will flash.

8. Stable and mature motor drive circuit.

9. We can develop and design according to customers' needs to meet customers' requirements.