Specifications Material: Aluminium alloy Wave length: 650nm Normal operating temperature :15-30 degrees Storage Temperature: -10℃ -40℃ Power supply: 2 * AAA Batteries (Not included) Laser color: Red Original box: NO Pen Color: Black Item size: 155 * 13mm Power:1mW Package Includes 10 x Red Laser Pen(No battery and charger).
eBay