# items **All items in the dr simulation have the benefit of maximizing your chances to boost production or your overall points. Come up with the best strategies to claim your highest place in the ranking.** 1. **items**

icon	item name	description
	weeding	weeding is important to cut grass that obstructs solar irradiance on solar panels
	cleaning	cleaning necessary on surfaces of solar modules, around other hardware components, and wirings on a regular basis
	module coating	module coating minimizes dust and chemicals to accumulate on solar panels
	optimizer	optimizers are additional sensors attached to each solar panel for in-depth power output data analysis

2. **attendance** for each daily check-in, you can increase your level to earn extra items

level	days	item type	sum	consecutive
1	1	item	weeding (1)	-
2	5	item	cleaning (1)	cleaning (3)
3	7	item	coating (1)	coating (3)
4	14	item	optimizing (1)	optimizing (3)
5	21	item	random box (lvl. 1)	optimizing (5)
6	30	item	random box (lvl. 2)	random box (lvl 1 + 2)

* sum = net amount of attendance checks during a given period of activity (30 days) * consecutive = consecutive number of days of attendance checks during a given period of activity (30 days) * rewards for attendance may change without prior notice