These replacement LED bulbs were 
specifically designed to fit the battery 
powered candle arch model 1146 produced by 
RG Erzgebirgische Volkskunst 
Richard Glässer GmbH Seiffen

RG Model 1146 uses 5 LED Candle Bulbs.
  
This LED candle bulb is not usable in 
combination-conjunction with conventional 
incandescent bulbs.  (All bulbs must be LED)
 
Individual/lamps/Ersatzkerzen
E10 Size - 45mm - C6

3volts - .064watts - 15mA
1 LED - 4 Lumens