This USB rechargeable eraser is perfect for fine hair line erasing on detailed artwork or technical drawings. The function button is designed to push on and off when required, allowing your hand to hold the eraser freely for maximum control. It features a built-in 500mAh lithium-ion battery, which can be recharged by USB for convenience and long lasting battery life – no need to change batteries. Suitable for left and right hand users.

Includes a USB charging lead and 20 eraser refills (10 large 5 mm diameter erasers and 10 extra fine 2.4 mm diameter erasers).