The Adjustable Solar Indoor and Outdoor Table Light is a portable table light that can either be solar or USB-charged. This light outputs soft 500-lumen light to illuminate your table area either indoors or outdoors. The movable head of this light can be positioned at multiple angles to suit different situations. All Star 8 solar lights maximise battery life and charge life because they incorporate Adaptive Lighting, Variable Frequency and Temperature Control patented technologies. FEATURES: ✓ Portable✓ 4 lighting modes✓ 1 year product warranty (battery included)✓ Anti-glare✓ Adjustable head✓ USB chargeable✓ Indoor and outdoor modes SPECIFICATIONS: Lumens output 500 Lumens Solar panels 4.86V/0.5W Monocrystalline Silicon Battery Li-ion 3.7V/7.4WH Charging time 20 hours (by direct sunlight) 4.5 hours (by USB) Charge life >3 nights Material ABS IP rating IP44 Dimensions (cm) 21.8 x 13.1 Weight (kg) 0.32 LED colour temp 4,000K LIGHTING MODES MODE 1: 25% brightnessMODE 2: 50% brightnessMODE 3: 75% brightnessMODE 4: 100% brightness Switch between indoor and outdoor modes: Short press 3 times.3 flashes = indoor mode2 flashes = outdoor mode