ACR HemiLight 3 - Automatic Survivor Locator Light - 3764.1HemiLight 3 Automatic Survivor Locator Light HL3 Smaller than other approved lights, the HemiLight 3 features rounded edges to maintain the integrity of inflatable life jackets. Attachment loops accommodate webbing of up to 5cm (2") width. The marine tough design ensures years of useful service. The HemiLight 3 offers a basic strobe mode which can be activated either manually or automatically. The high intensity flashing LED light automatically