[. . . ] Remove the batteries/rechargeable batteries from the measuring tool when not using it for longer periods. When storing for longer periods, the batteries/rechargeable batteries can corrode and discharge themselves. Laser class Laser type C6 Tripod mount Batteries Rechargeable batteries Operating life time, approx. do not subject the measuring tool to extreme temperatures or variations in temperature. [. . . ] After heavy impact or shock, compare the laser line with a known horizontal or vertical reference line. When switching off, the levelling unit, which can be damaged in case of intense movement, is locked. 1) The working range can be decreased by unfavourable environmental conditions (e. Please observe the article number on the type plate of your measuring tool. When inserting, pay attention to the correct polarity according to the representation on the inside of the battery lid. Immediately after switching on, the measuring tool sends laser beams out of the exit openings 1. Do not point the laser beam at persons or animals and do not look into the laser beam yourself, not even from a large distance. to switch off the measuring tool , slide the On/Off switch 2 to the "Off" position. Do not leave the switched on measuring tool unattended and switch the measuring tool off after use. Working with Automatic Levelling (see figure F­G) When working with automatic levelling, the indicator for working without automatic levelling 11 may not be lit. If required, switch the automatic levelling on again by pressing the "Lock" button 7 so that the indicator 11 goes out. Fastening with the Universal Holder (Accessory) (see figures H­K) With the universal holder 12, you can fasten the measuring tool, e. The universal holder is also suitable for use as a ground tripod and makes the height adjustment of the measuring tool easier. Fold the holding plate 14 of the universal holder 12 upward (a) as shown in the figure, so that it engages in this position. Lower the holding plate with adjustment knob 13 to the desired height (b). When using as a wall mount, fasten the universal holder 12 as vertical as possible to a wall with the holding plate folded up. To use the universal holder as a table tripod, fold out the base plate 15 until parallel to the holding plate (c). Screw the 1/4" screw 16 of the wall mount into the tripod mount 3 of the measuring tool. adjust the universal holder roughly before 12 switching on the measuring tool. To fold the universal holder 12 together, push the base plate 15 back against the corpus of the holder. Raise the holding plate 14 with adjustment knob 13 to the highest position. Regularly clean the surfaces at the exit opening of the laser in particular, and pay attention to any fluff of fibres. [. . . ] In all correspondence and spare parts orders, please always include the 10-digit article number given on the type plate of the measuring tool. Our after-sales service responds to your questions concerning maintenance and repair of your product as well as spare parts. Exploded views and information on spare parts can also be found under: www. Com Our customer service representatives can answer your questions concerning possible applications and adjustment of products and accessories. [. . . ]