Specification: Item Type: Solar Circuit Board Material: Glass fiber+ABS Rated Battery Voltage: 3.2V li-thium iron battery / 3.7V li-thium battery (the battery needs to have its own protection board) Remote Control Power Supply: 2 x AAA batteries (Battery Not Included) Solar Panel Input Power: 5V-6V<20W Lamp Output Power: 3V<90W Induction Mode: Induction high light + low light and long light. Induction Time: About 10 seconds Sensing Distance: 5-10 m / 16.4-32.8 ft Switch: 3 gears (induction mode/constant light mode/light off) Remote Control Function: Dimming brightness / dimming light mode The Induction Mode: Human body induction highlights for about 10 seconds, turns to low brightness and long brightness Weight: Approx. 36g / 1.3oz Circuit Board Size: Approx. 26.8x63.8mm / 1.1x2.5in Remote Control Size: Approx. 40x105mm / 1.6x4.1in Package List: 1 x Circuit Board 1 x Sensing Hood 1 x Remote Control (Battery Not Included) 1 x Manual Note: This control panel does not have overcharge and overdischarge protection.