Hi i have made 4 attempts to contact you by phone over the last week with on joy on the first 3 attempts i left callback request but not yet reserved one yet so today a attempted to stay on hold after 3 1/2 hours i had to admit and hang up so ill give email a go i perched another 1 of you drills in November but was only available to register it last week as i haven't been in work since December due to covid and last week was my first week back and the first cheance to get the serial number off it i was unable to register it a set so done them separately no option of this model with 4ah batteries only 2ah and 5ah hopefully there is some way you can help thanks Danny