Xtreme Bright Illumilock Blade Bike U-Lock (Inside 16cm x 7cm) Bicycle Headlight & Tail light Combination All-in-One LED bicycle light system and high security U-lock all-in-one. Bright LED headlight & taillight which easily transforms into a tough bike lock Secure, easy use bicycle U lock (Inside 15cm x 5cm) - Made from military grade steel & components, pick, drill & shock & water resistant - an ultra-durable bike lock Be seen & be safe in all conditions-easy to install 300 lumens bright front light, multiple setting tail light, cool looking - Fits all bikes and is quick & easy to use. Great for storage units, gates, sheds, moving trucks, campers, trailers and much more Use the bright lights to see and be seen & then when needed fit them together for a strong & tough U-lock Save money when you buy this all-in-one LED bike light system and secure U lock with patent pending technology. 100% Lifetime Guarantee