Colour: Red Laser Pointer Function: For Office & Teaching Output Range: 0.5mw-30mw Output: 5m W Wave Length Range: 635nm-670nm Wave Length: 650nm Shape: Pen Shaped
Material: A Grade ABS Power Supply: 3 × LR41 Operation Voltage (V): 4.5V Working Temperature (degree): 15℃~30℃ Dimension (mm): 91 27.5 20 Shipping Weight (Kg):