Specifications:- Overall Dimension(Dia.xH): 9 1/4" x 1 1/16" (23.5 x 2.7 cm)- Central Hole Inner Diameter: 11/16" (1.74 cm)- Luminous Flux: 680 lm- Color Temperature: 7000 K- Led Quantity: 136 pcs- Battery Voltage: 3.7 V- Battery Capacity: 2500 mAh- Working Time: 20 hrs- Charging Time: 10 hrs- Net Weight: 1.1 Lbs (0.5 kg). Package Contents:- 1x Solar Light- 1x Rod- 1x Carabiner- 1x Manual