The Gato Ajustable Chest Light is an indispensable accessory for running or walking. It is USB rechargeable and easy to put on / take off due to adjustable and elastic straps. The lamp is worn on the chest and back. The lamp is waterproof and has a powerful lighting. The lamp has 3 light modes and an adjustable light angle, shines up to 20 meters. Burn for up to 5 hours after a full charge. The Chest Light is made of synthetic and reflective material.