Flex-Power™ Technology, allows the light to be powered by a single AA battery or a lithium-ion 14500 rechargeable battery (included). The 450L FLEX features 6x adjustable zoom, a dual-direction clip and a powerful magnetic base for convenient hands-free lighting. LIGHT 14500 Rechargeable Battery • Turbo (450 lumens) - 40 seconds / 237 metres • High (250 lumens) - 2.5 hours / 160 metres • Low (80 lumens) - 5.5 hours / 89 metres • Strobe (250 lumens) - 2 hours / 160 metres AA Battery • High (90 lumens) - 2.5 hours / 102 metres • Low (30 lumens) - 4.5 hours / 57 metres • Strobe (90 lumens) - 4 hours / 102 metres DESIGN • Fully rechargeable • Convex lens • 6x adjustable zoom • Anodised aircraft-grade aluminium; water and impact-resistant • Dual-direction steel clip • Flex-Fuel™ Technology • Battery charging indicator • Powerful magnetic base OPERATION • Side-positioned, ON/OFF button with battery indicator ACCESSORIES • USB-A to Micro USB Charging Cable DIMENSIONS • Weight: 98g • (L) 10.85㎝ x (W) 3.00㎝ x (H) 3.00㎝ BATTERIES • Powered by either 1x AA battery or 1x 14500 3.7v 600mAh rechargeable battery (14500 included)