... 12x12x20cm or customized size Granite Solar lamp, garden solar light, garden ornament, granite lantern, solar outdoor stone light,granite solar lamp,garden stone lantern ... you need 1) Powered by multi-crystalline silicon solar panel2) Power of solar cell:0.3W 3) Batteries: 2x1.2V 600mAH ... (hot), bule, green,yellow, etc6) Around 8 hours of lighting at night 7)Life Time 2-3years At optimization Condition ...