Features: High Brightness Illumination: This bulb is equipped with high-quality LED chips, providing brighter illumination with lower energy consumption. High translucent lampshade, clear light transmission without dark areas, bright and clear light. Adjustable Lighting Modes: With three lighting modes - high, low, and flash - easily switch between different brightness levels with just one click. Effortlessly control the lighting to suit your needs. Built-in Rechargeable Battery: Say goodbye to frequent battery replacements. This bulb features a built-in rechargeable battery with low power consumption, offering long-lasting battery life. Reliable Quality: Made with premium ABS materials and a sealed structure design, this bulb is waterproof and protects the circuit from short circuits, with a longer lifespan and durability. Efficient Heat Dissipation: Equipped with a heat sink at the bottom, this bulb ensures stable performance and a longer lifespan. Reduces safety hazards and enjoys reliable lighting. Portable and Versatile: Compact and portable, this bulb is perfect for home use, camping, tents, and emergency situations. Illuminate any space with ease. Specifications: Color: White Material: ABS Quality: 6pcs Light Source: LED Irradiation Area: 10 Battery: Built-in 400mAh Lithium Battery Working Time: High Light: 2H; Low Light: 3H Item Size(each): 120 * 70 * 70mm/ 4.7 * 2.8 * 2.8in Package Size: 270 * 220 * 80mm/ 10.6 * 8.7 * 3.1in Package Weight: 507g/ 17.9oz Packing List: 6 * LED Bulb 6 * USB Cable