No idea if its any good but …seems cheap
http://www.halfords.com/webapp/wcs/stores/servlet/product_storeId_10001_catalogId_10151_categoryId_273919_productId_919187_langId_-1?storeId=10001&tduid=798638add8128b1e5f44c97752216e27&_%24ja=kw%3A1098100%7Ctsid%3A35533&msg=&cm_mmc=Affiliates-_-TradeDoubler-_-1098100-_-banner&catalogId=10151
THE CATEYE EL-340/RAPID 3 BIKE LIGHT SET PRODUCT DESCRIPTION
The Cateye EL-340/Rapid 3 Bike Light Set features the Econom EL-340 headlight and Rapid 3 rear light, which are designed for comfortable and easy use. The front light has a low battery indicator to prevent you from getting caught in the dark and produces a powerful 1000 candle power light, whereas the rear light offers 3 high power LEDs and light mode memory to remember your customised settings.
CATEYE EL-340/RAPID 3 BIKE LIGHT SET FEATURES AND BENEFITS
Front Light
1 LED
Up to 7 hours run time in high mode
Up to 20 hours run time in low mode
Up to 100 hours run time in flashing mode
Requires 2 x AA batteries
Low battery indicator
1000 candle power light output
Rear Light
3 LEDs
Up to 3 hours run time in constant mode
Up to 20 hours run time in rapid mode
Up to 80 hours run time in flashing mode
Light mode memory
Requires 1 x AA battery
* Intervening prices may have been charged
