This tent light is made of 3 7th batteries (the product is shipped without a battery), the product is 3 LED patch lights, high brightness. The product is equipped with 5 files of dimming, compact and practical. The product uses high quality ABS material, high hardness, not easy to damage, surface frosted treatment, anti-scratch. A variety of uses, can meet the needs of different environments, portable with a hanging hook design, convenient plug-in, built-in strong magnetic, can make it firmly absorbed on the body. Hanging hook and magnet. The lamp has a hook for hanging. And because the built in magnet on the top of the lamp, the lamp can also be installed on a metal item, if there is no hanging place. Input port, output port. This lamp can recharge through USB charging port and it has a 1800mAh lithium battery, so it can be used as an emergency power bank. Specification: Battery: 1800 mAh lithium battery. Lighting mode: highlight - medium bright - low light - strobe - flash. Power supply: 3 7-cell batteries (without battery). Mode: High, Low, SOS. Brightness: 180LM, 80LM, 70LM. Lighting time: High, 8 hours; low, 12 hours; SOS, 24 hours. Dimension: diameter 7 cm / 2.76" x height 5 cm / 1.97". Material: ABS + PS Plastic, Aluminum alloy. Package:1x Camping lantern.