Product name: 5 in 1 green laser star Model No. JL-060 Dimension: φ 12× 165mm Battery: 2*"AAA"(included) Output wavelength: 532nm Laser Type: Visible laser Diode Output model: Constant wave. Output power: 5mW-200mW. Display various light beams and patterns. Working temperature: 0~+40, storage temperature: -10~+50. Package content: Laser, battery, 5 heads, manual, box. Suitable for disco, clubs, KTV, pup, bar and family party. Safer to human and environment. It's truly amazing light show, you'll be surprised with the shooting star.